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Finding the Fourth Proportional to 23,873.81, 35,810.81 and 8,078.96

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Solution

The fourth proportional to 23,873.81, 35,810.81 and 8,078.96 is: 12,118.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,873.81 : 35,810.81 = 8,078.96 : x
  2. Step 2: Convert to fraction form
    23,873.81/35,810.81 = 8,078.96/x
  3. Step 3: Cross multiply
    23,873.81x = 35,810.81 × 8,078.96
  4. Step 4: Simplify right side
    23,873.81x = 289,313,882.11
  5. Step 5: Solve for x
    x = 289,313,882.11/23,873.81
  6. Step 6: Final answer
    x = 12,118.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.